EnPoint Carbide Aluminum Cutting 2-Flute End Mill 1/8" 3.175mm Shank 1/8" Cutter 22mm Flute Length Square Nose CNC Milling Machine Router Bits Metalworking Mill Cutter for Acrylic Plastic MDF Produced from a Premium, Ultra-Fine, Nano Grade Solid Carbide for maximum tool strength and durability Extremely sharp cutting edge produces an excellent surface finish when cutting Plastic and Wood Center cutting for straight plunging or ramping down into the workpiece 2 Flutes allow for higher feedrates than Single Flute End Mills but still provide for a large amount of chip clearance to prevent chips from sticking or packing in the flutes CNC qualified; center cutting for straight plunging or ramping down into the workpiece It's mainly used to cut, machine and mill Aluminum, Plastic, Wood, Acrylic, Solid Wood Panels, Medium Density Fiberboard, Corlor Plates, and Partical Board etc.